Evidence map›Paper›PMID 34688302›Full record

ArticleAnnals of clinical microbiology and antimicrobials2021

Comparative genome analysis of colistin-resistant OXA-48-producing Klebsiella pneumoniae clinical strains isolated from two Iranian hospitals.

Negin Bolourchi, Fereshteh Shahcheraghi, Christian G Giske, Shoeib Nematzadeh, Narjes Noori Goodarzi, Hamid Solgi, Farzad Badmasti

Open access · goldAbstract readComparative Study
In one paragraph

Article in Annals of clinical microbiology and antimicrobials, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
1.7field-weighted citation impact, top 15% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 25 citations in OpenAlex.

  1. Global prevalence of mutation in theFrontiers in microbiology · 2024
    Pooled it
  2. Carbapenemase-producing hypervirulentJournal of the Association of Medical Microbiology and Infectious Disease Canada = Journal officiel de l'Association pour la microbiologie medicale et l'infectiologie Canada · 2026
    Article
  3. Article
  4. Article
  5. Review
  6. Emergence ofMicrobiology spectrum · 2025
    Article
  7. Article
  8. Failure of ceftazidime/avibactam experimental therapy in the treatment of Klebsiella pneumoniae ST11 co-producing NDM-1 and OXA-48 carbapenemases infection.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2024
    Article
  9. Article
  10. Article
  11. Article
  12. Review
  13. Article
  14. Disinfecting Action of Gaseous Ozone on OXA-48-ProducingInternational journal of environmental research and public health · 2022
    Article
  15. Review
  16. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 5 institutions in 2 countries.

Negin BolourchiDepartment of Bacteriology, Pasteur Institute of Iran, Tehran, Iran.
Fereshteh ShahcheraghiDepartment of Bacteriology, Pasteur Institute of Iran, Tehran, Iran.
Christian G GiskeDivision of Clinical Microbiology, Department of Laboratory Medicine, Karolinska Institutet and Karolinska University Hospital, Stockholm, Sweden.
Shoeib NematzadehDivision of Clinical Microbiology, Department of Laboratory Medicine, Karolinska Institutet and Karolinska University Hospital, Stockholm, Sweden.
Narjes Noori GoodarziDepartment of Pathobiology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Hamid SolgiDepartment of Laboratory Medicine, Amin Hospital, Isfahan University of Medical Sciences, Isfahan, Iran. hamid.solgi@gmail.com.
Farzad BadmastiDepartment of Bacteriology, Pasteur Institute of Iran, Tehran, Iran. fbadmasti2008@gmail.com.
Pasteur Institute of Iran · IRIsfahan University of Medical Sciences · IRKarolinska Institutet · SEKarolinska University Hospital · SETehran University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCarbapenemase-producing Klebsiella pneumoniae (CP-KP) is becoming extensively disseminated in Iranian medical centers. Colistin is among the few agents that retains its activity against CP-KP. However, the administration of colistin for treatment of carbapenem-resistant infections has increased resistance against this antibiotic. Therefore, the identification of genetic background of co-carbapenem, colistin-resistance K. pneumoniae (Co-CCRKp) is urgent for implementation of serious infection control strategies.

methodsFourteen Co-CCRKp strains obtained from routine microbiological examinations were subjected to molecular analysis of antimicrobial resistance (AMR) using whole genome sequencing (WGS).

resultsNine of 14 K. pneumoniae strains belonged to sequence type (ST)-11 and 50% of the isolates had K-locus type 15. All strains carried bla

conclusionIn our study, different genetic modifications in chromosomal coding regions of some regulator genes resulted in phenotypic resistance to colistin. However, the extra-chromosomal colistin resistance through mcr genes was not detected. Continuous genomic investigations need to be conducted to accurately depict the status of colistin resistance in clinical settings.

Indexed as

beta-LactamasesAnti-Bacterial AgentsBacterial ProteinsCarbapenemsColistinDrug Resistance, BacterialGenome, BacterialHospitalsHumansIranKlebsiella InfectionsKlebsiella pneumoniaeMicrobial Sensitivity TestsWhole Genome SequencingAnti-Bacterial AgentsBacterial Proteinsbeta-LactamasescarbapenemaseCarbapenemsColistinCarbapenemases producing strainsColistin-resistant Klebsiella pneumoniaeHypervirulent plasmids

Identifiers

PMID34688302
PMCPMC8542297
OpenAlexW3211238046

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.